53820 is zip code located in Potosi, Wisconsin. The population is 2,715, making 53820 the largest zipcode in Potosi and the 8th largest in Grant County.
There are 3 public schools in 53820 with an average Homefacts rating of B-. , and there are 3 registered sex offenders residing in the zip code 53820. Unemployment in 53820 is moderate.